MEASURES FOR STEEL structural FABRICATION category: COKING PLANT SECTION Subcategory: J1, j2, j3, j4, J5 Belt conveyer gallery PART I: INTRODUCTION I. OVERVIEW ABOUT BELT CONVEYER GALLERY STRUCTURAL SYSTEM: J1, J2, J3, J4, J5 belt conveyer gallery structural system is the item of Thai Nguyen Steel and Iron Corporation 2nd stage expansion project. Belt conveyer gallery steel structure is designed by the Principal Contractor China Metallurgical Group Corporation (MCC) and assign to this subcategor